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Pin Labs Projects

Get an inside look at our culture from the point of view of real Pinployees.

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Scaling Pinterests ad corpus by 60x

In May 2020, Pinterest launched a partnership with Shopify that allowed merchants to easily upload their catalogs to the Pinterest platform and create Product Pins and shopping ads...

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Delivering relevant ads to Pinners

Pinterest is where people go to plan and shop, making ideas and ads from brands helpful in taking Pinners from inspiration to action. It’s our goal to ensure ads continue to be additive and not intrusive on Pinterest...

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Advertiser recommendation systems

The Ads Intelligence team at Pinterest is charged with building and maintaining machine learning and algorithm-driven recommendations and the Recommendations Ranker to provide advertisers with the best experience in reaching relevant Pinners and help them reach their campaign goals...

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Trusting metrics at Pinterest

Pinterest, like many tech companies, relies heavily on data to help inform decisions and power machine learning. This strategy fundamentally depends on the data being accurate...

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How Pinterest fights spam

Hundreds of millions of people visit Pinterest each month to discover ideas among billions of Pins. Inspiration is a high bar and so we must be vigilant in ensuring Pinners don’t see spam, harmful content, or misinformation...

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Multi-task learning for products recommendations

People have always come to Pinterest for shopping inspiration, and we’ve made big strides over the years to make that as seamless as possible...

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Adventures in big data wonderland: Going down the Pinterest Path

Have you ever started looking for plants on Pinterest, only to end up shopping for pillows instead? Ever find yourself layers of Pins deep into finding a new idea, not sure of how you got there or where you started...

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How Pinterest is teaching its computers to see

Picture this: You’re checking out a produce stand at the local farmer’s market and see a weird mango-like thing. It looks appealing. But you have no idea what it is or what to do with it, and the seller is busy with another customer...

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Machine Learning at Pinterest, MLconf 2017

Pinterest is building the world’s largest catalog of ideas. These ideas are embodied in billions of Pins and well over 100 million Users and Boards which, together, form a complex picture of our users and their interests...

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Building Pinterest Lens: a real world visual discovery system

Recently, we announced Lens BETA, a new way to discover objects and ideas from the world around on you using your phone’s camera...

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Applying deep learning to Related Pins

One of the most popular ways people find ideas on Pinterest is through Related Pins, an item-to-item recommendations system that uses collaborative filtering...

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Replication in Data Science: When is data science a house of cards?

As data scientists, when we reach an answer, we often communicate that answer and move on. But what happens when there are multiple data scientists with varying answers...

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